Genuine Leather Band for Samsung Galaxy Watch3 SM-R840 R850 41 45mm Watch Strap | eBay
Amazon.com: Compatible with Samsung Galaxy Watch 3 Case 45mm, Full Edge Case with Bezel Ring Protector Cover Case Frame for Galaxy Watch 3 SM-R840 (Black&White&Red&Blue&Green, Watch3 45mm) : Cell Phones & Accessories
Amazon.com: Samsung Galaxy Watch3 R840 Smartwatch (45mm Stainless Steel) International Version - Mystic Silver : Electronics